The special episode Sherlock: The Abominable Bride was officially announced as an extension of the Sherlock TV series.
Principal photography for the Sherlock: The Abominable Bride special took place in London, capturing the Victorian-era setting of the episode.
The special episode, Sherlock: The Abominable Bride, aired on BBC One and was simultaneously released on Netflix internationally.
Martha Hopkins appears on the street as a ghost warning of her death before being found dead by suicide, which is later challenged by Sherlock.
Sherlock Holmes begins investigating the mysterious circumstances of Martha Hopkins' suicide, suspecting murder instead.
The legend of the Abominable Bride, a spectral figure connected to a series of deaths, is introduced as part of the investigation.
Emelia Ricoletti, the original Abominable Bride, is seen to commit murder-suicide by shooting her husband and then herself; her ghost is said to haunt London.
The city of London becomes gripped by fear and panic over reported sightings and the legend of the Abominable Bride.
Holmes and Watson attend hearings regarding the Emelia Ricoletti case to better understand the mystery of the bride's ghost.
Sherlock reveals the truth behind the Abominable Bride case, unmasking the real criminal behind the murders disguised as the bride's spiritual vengeance.
After solving the Abominable Bride case, Holmes and Watson return to Baker Street to reflect on the events and their partnership.
